Home / 108,915,830.28-163,408,281.89-38,884,556.44

Finding the Fourth Proportional to 108,915,830.28, 163,408,281.89 and 38,884,556.44

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Solution

The fourth proportional to 108,915,830.28, 163,408,281.89 and 38,884,556.44 is: 58,339,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,915,830.28 : 163,408,281.89 = 38,884,556.44 : x
  2. Step 2: Convert to fraction form
    108,915,830.28/163,408,281.89 = 38,884,556.44/x
  3. Step 3: Cross multiply
    108,915,830.28x = 163,408,281.89 × 38,884,556.44
  4. Step 4: Simplify right side
    108,915,830.28x = 6,354,058,559,915,134
  5. Step 5: Solve for x
    x = 6,354,058,559,915,134/108,915,830.28
  6. Step 6: Final answer
    x = 58,339,164.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.